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Finding the Third Proportional to 35,348 and 74,788

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Solution

The third proportional to 35,348 and 74,788 is: 158,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348 : 74,788 = 74,788 : x
  2. Step 2: Convert to fraction form
    35,348/74,788 = 74,788/x
  3. Step 3: Cross multiply
    35,348x = 74,788 × 74,788
  4. Step 4: Simplify right side
    35,348x = 5,593,244,944
  5. Step 5: Solve for x
    x = 5,593,244,944/35,348
  6. Step 6: Final answer
    x = 158,233.70

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.